19127355

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2087}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 33675264

約数和(自身を除く): 14547909

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 2087, 3055, 6261, 9165, 10435, 27131, 31305, 81393, 98089, 135655, 294267, 406965, 490445, 1275157, 1471335, 3825471, 6375785, 19127355]

約数ペア:

[(1, 19127355), (3, 6375785), (5, 3825471), (13, 1471335), (15, 1275157), (39, 490445), (47, 406965), (65, 294267), (141, 135655), (195, 98089), (235, 81393), (611, 31305), (705, 27131), (1833, 10435), (2087, 9165), (3055, 6261)]